Walter

Walter has asked 137 questions and find answers to 165 problems.

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programming numerical algorithms for astrophysical applications.

Walter questions

How to use scipy.integrate.fixed_quad for computing many integrals at once?
updating maximum value atomically
How to check inf for AVX intrinsic __m256
How to set all elements in a __m256d to, say, the 3rd element of another __m256d?
What's the best way to implement automatic type conversion between related types in C++?
unordered_map of std::ofstream
static template member variable has internal linkage but is not defined
What is the difference between "clang" and "Apple clang"?
declaring more than one variable within a single auto statement
What C++ std compliant custom allocators are available?

Walter answers

Enabling arch:SSE2 makes program slower
How to set all elements in a __m256d to, say, the 3rd element of another __m256d?
Couldn't get acceleration OpenMP
Square brackets — not array related?
C++ Member Variable value changes based on whether or not it is printed out
How is it possible to construct a std::vector of non-default constructible objects?
is there a way to put condition on constant value parameter in C++ template specialization?
Restrict supported types of a template class by using variadic templates
Explaining "counting the number of subgrids" solution in the Competitive Programming Guide Book
Clang vector extensions and the equality operator in C++